Question

Explain why 7×11×13+13 and 7×6×5×4×3×2×1+5 are composite numbers????????​

Answer 1

Answer:1)7x11x13+13

13(11x7+1)

13(77+1)

13(78)

Therefore it is a composite number

2) 7x6x5x4x3x2x1+5

5(7x6x4x3x2x1+1)

5(42x24+1)

5(1008+1)

5(1009)

Therefore it is a composite number

Step-by-step explanation:

Answer 2

Step-by-step explanation:

HOPE it helps you friend